'\" te
'\"! tbl|eqn | mmdoc
'\"macro stdmacro
.ds Vn Version 1.2
.ds Dt 24 September 1999
.ds Re Release 1.2.1
.ds Dp Jan 14 18:30
.ds Dm 01 clearaccu
.ds Xs 2071 3 clearaccum.gl
.TH GLCLEARACCUM 3G
.SH NAME
.B "glClearAccum
\- specify clear values for the accumulation buffer

.SH C SPECIFICATION
void \f3glClearAccum\fP(
GLfloat \fIred\fP,
.nf
.ta \w'\f3void \fPglClearAccum( 'u
	GLfloat \fIgreen\fP,
	GLfloat \fIblue\fP,
	GLfloat \fIalpha\fP )
.fi

.SH PARAMETERS
.TP \w'\f2red\fP\ \f2green\fP\ \f2blue\fP\ \f2alpha\fP\ \ 'u 
\f2red\fP, \f2green\fP, \f2blue\fP, \f2alpha\fP
Specify the red, green, blue, and alpha values used when the
accumulation buffer is cleared.
The initial values are all 0.
.SH DESCRIPTION
\%\f3glClearAccum\fP specifies the red, green, blue, and alpha values used by \%\f3glClear\fP 
to clear the accumulation buffer.
.P
Values specified by \%\f3glClearAccum\fP are clamped to the 
range [-1,\ 1].
.SH ERRORS
\%\f3GL_INVALID_OPERATION\fP is generated if \%\f3glClearAccum\fP
is executed between the execution of \%\f3glBegin\fP
and the corresponding execution of \%\f3glEnd\fP.
.SH ASSOCIATED GETS
\%\f3glGet\fP with argument \%\f3GL_ACCUM_CLEAR_VALUE\fP
.SH SEE ALSO
\%\f3glAccum(3G)\fP,
\%\f3glClear(3G)\fP
